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High-gloss, excellent flow and leveling for smooth, defect-free cured films.
Outstanding UV resistance and long-term color stability in outdoor applications.
Good chemical resistance to solvents, household cleaners, and mild acids.
Optimized for TGIC-free curing systems, supporting sustainable powder coating formulations.
Consistent batch-to-batch reproducibility and reliable melt viscosity behavior.
Architectural aluminum extrusions for curtain walls and window frames.
Outdoor furniture and garden equipment coatings.
Automotive exterior trim and non-under-hood components.
Appliance housings requiring durable, aesthetic finishes.
Street lighting fixtures and municipal infrastructure elements.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | White to off-white free-flowing powder |
| Appearance | Free of lumps and foreign particles |
| Acid Value (mg KOH/g) | 27–31 |
| Gardner Color (10% w/w in MIBK) | ≤ 2 |
| Melt Viscosity (180°C, Pa·s) | 3.5–4.5 |
| Hydroxyl Value (mg KOH/g) | Not applicable (carboxyl-functional) |
| Primary Applications | Exterior-grade TGIC-free and HAA-cured powder coatings |
Q1: What is the primary application of CRYLCOAT 2845-0 in powder coating formulations?
A: CRYLCOAT 2845-0 is a carboxyl-functional polyester resin specifically designed for use in TGIC-free, high-gloss, and durable thermosetting powder coatings—particularly for indoor architectural and general-purpose decorative applications where excellent flow, leveling, and color retention are required.
Q2: Is CRYLCOAT 2845-0 compatible with common curing agents used in polyester-based powder coatings?
A: Yes, it is formulated to be fully compatible with standard epoxy-functional hardeners such as β-hydroxyalkylamide (HAA) crosslinkers, enabling robust cure profiles at typical powder coating bake schedules (e.g., 180–200 °C for 10–20 minutes).
Q3: How does CRYLCOAT 2845-0 contribute to film properties like flexibility and chemical resistance?
A: Its molecular architecture delivers a balanced combination of rigidity and chain mobility, supporting good substrate adhesion, impact resistance, and resistance to common household chemicals—without compromising gloss or UV stability in interior-use environments.
Q4: Can CRYLCOAT 2845-0 be blended with other resins to modify performance?
A: Yes, it is commonly blended with complementary polyester resins or acrylics to fine-tune cure speed, surface texture, or weathering behavior—though compatibility and final performance should be verified through formulation testing under intended processing conditions.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
